package Exercise;
import java.util.Arrays;
public class hh {
    
	public static void foo(int[] a) {
		for(int i=0; i<a.length; i++) 
			a[i] *= 10;
	}
	public static void main(String[] args) {
		int[] arr = new int[] {-1, 2, 0};
		foo(arr);
			System.out.println(Arrays.toString(arr));
}
}
    
